Question: City A is 600 km from city B. One car starts from A for B 1 h before a second car. The first car averages

City A is 600 km from city B. One car starts from A for B 1 h before a second car. The first car averages 60 km/h, and the second car averages 80 km/h for the trip. For what times after the first car starts is the second car ahead of the first car?

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